#33178D#33178D

#33178D is a dark, vivid violet. Relative luminance 0.032; OKLCH L 33.9% C 0.176 H 282.6°. Best body text is #FFFFFF at 12.74:1 contrast (WCAG AA passes).

Color values

HEX	#33178D
RGB	rgb(51, 23, 141)
HSL	hsl(254, 72%, 32%)
HSV	hsv(254, 84%, 55%)
CMYK	cmyk(63.8%, 83.7%, 0%, 44.7%)
CIE-LAB	lab(20.98, 44.85, -59.49)
CIE-LCH	lch(20.98, 74.50, 307.01°)
OKLab	oklab(33.92% 0.0383 -0.1716)
OKLCH	oklch(33.92% 0.176 282.6)
XYZ	xyz(6.4779, 3.2392, 25.4780)
Luminance	0.0324 (WCAG relative)
Temperature	cool
Family	violet

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#33178D #718D17

analogous

#17368D #33178D #6E178D

triadic

#33178D #8D3317 #178D33

tetradic

#33178D #8D1736 #718D17 #178D6E

square

#33178D #8D1736 #718D17 #178D6E

split-complementary

#33178D #8D6E17 #368D17

monochromatic

#0D0624 #200E58 #33178D #4620C2 #653FE0

Accessibility & contrast

On white

12.74

#33178D on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

1.65

#33178D on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #33178D

12.74:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##33178D	#FFFFFF	#000000	##FFFFFF
##33178D	1.00	12.74	1.65	12.74
#FFFFFF	12.74	1.00	21.00	1.00
#000000	1.65	21.00	1.00	21.00
##FFFFFF	12.74	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#003690

Deuteranopia (green-blind)

#002E8B

Tritanopia (blue-blind)

#003C53

Achromatopsia (no color)

#323232

Design tokens & code

CSS

--color: #33178d;
/* rgb */ color: rgb(51, 23, 141);
/* oklch */ color: oklch(33.9% 0.176 282.6);

Tailwind

colors: {
  custom: {
    50: '#7859b0',
    500: '#33178d',
    950: '#000000',
  },
}

SCSS

$custom: #33178d;
$custom-light: #7859b0;
$custom-dark: #000000;

JSON

{
  "hex": "#33178d",
  "rgb": {
    "r": 51,
    "g": 23,
    "b": 141
  },
  "hsl": {
    "h": 254.237,
    "s": 71.951,
    "l": 32.157
  },
  "oklch": {
    "l": 0.33917,
    "c": 0.1758,
    "h": 282.6
  },
  "luminance": 0.0324
}

Semantic roles & 50–950 ramp

primary

#33178D

secondary

#A2C040

accent

#EF39C4

background

#F7F5FB

surface

#EEE9F6

border

#C9C5D0

text

#0A0411

muted

#7C7980

Preview Lab

Preview with #33178D

Body copy rendered with the generated semantic roles for this colour.

Preview Lab → · Contrast checker → · Palette generator →